<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>本地应用-Table选项卡</title>
    <style type="text/css">
        .tab ul {
            overflow: hidden;
            padding: 0;
            margin: 0;
        }

        .tab ul li {
            box-sizing: border-box;
            padding: 0;
            float: left;
            width: 100px;
            height: 45px;
            line-height: 45px;
            list-style: none;
            text-align: center;
            border-top: 1px solid blue;
            border-right: 1px solid blue;
            cursor: pointer;
        }

        .tab ul li.active {
            background-color: orange;
        }

        .tab div {
            width: 500px;
            height: 300px;
            display: none;
            text-align: center;
            font-size: 30px;
            line-height: 300px;
            border: 1px solid blue;
            border-top: 0px;
        }

        .tab div.current {
            display: block;
        }
    </style>
</head>
<body>
<div id="app">
    <div class="tab">
        <ul>
            <li @click="change(index)" :class="currendIndex==index?'active':''" :key="item.id"
                v-for="(item,index) in list">
                {{item.title}}
            </li>
        </ul>
        <div :class="currendIndex==index?'current':''" :key="item.id" v-for="(item,index) in list">
            <img :src="item.path" alt="">
        </div>
    </div>
</div>

<!-- 生产环境版本，优化了尺寸和速度 -->
<script src="https://cdn.jsdelivr.net/npm/vue"></script>
<script type="text/javascript">
    var vue = new Vue({
        el: "#app",
        data: {
            currendIndex: 0, //选项卡当前索引
            list: [{
                id: 1,
                title: "apple",
                path: "https://gitee.com/joeljhou/Mapdepot/raw/master/image/20200921140039.jpg"
            }, {
                id: 2,
                title: "orange",
                path: "https://gitee.com/joeljhou/Mapdepot/raw/master/image/20200921140046.jpg"
            }, {
                id: 3,
                title: "lemon",
                path: "https://gitee.com/joeljhou/Mapdepot/raw/master/image/20200921140049.jpg"
            }
            ]
        },
        methods: {
            //实现选项卡切换操作
            change: function (index) {
                this.currendIndex = index;
            }
        }
    })
</script>
</body>
</html>
